Build(deps): Bump @wordpress/dom-ready from 4.21.0 to 4.22.0 (#516)

Bumps [@wordpress/dom-ready](https://github.com/WordPress/gutenberg/tree/HEAD/packages/dom-ready) from 4.21.0 to 4.22.0.
- [Release notes](https://github.com/WordPress/gutenberg/releases)
- [Changelog](https://github.com/WordPress/gutenberg/blob/trunk/packages/dom-ready/CHANGELOG.md)
- [Commits](https://github.com/WordPress/gutenberg/commits/@wordpress/dom-ready@4.22.0/packages/dom-ready)

---
updated-dependencies:
- dependency-name: "@wordpress/dom-ready"
  dependency-version: 4.22.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

package-lock.json

@@ -15,7 +15,7 @@
  },
  "dependencies": {
   "@wordpress/blocks": "^14.10.0",
-  "@wordpress/dom-ready": "^4.19.0"
+  "@wordpress/dom-ready": "^4.22.0"
  },
  "devDependencies": {
   "@wordpress/scripts": "^30.14.1",